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[NET]: Move hardware header operations out of netdevice.

Browse Source 
Since hardware header operations are part of the protocol class
not the device instance, make them into a separate object and
save memory.

Signed-off-by: Stephen Hemminger <shemminger@linux-foundation.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Stephen Hemminger
2007-10-09 01:40:57 -07:00
committed by David S. Miller
parent b95cce3576
commit 3b04ddde02
65 changed files with 479 additions and 473 deletions
Download Patch File Download Diff File Expand all files Collapse all files
drivers/ieee1394/eth1394.c
+23 -17
View File
@@ -159,15 +159,16 @@ MODULE_PARM_DESC(max_partial_datagrams,
static int ether1394_header(struct sk_buff *skb, struct net_device *dev,
unsigned short type, void *daddr, void *saddr,
unsigned len);
unsigned short type, const void *daddr,
const void *saddr, unsigned len);
static int ether1394_rebuild_header(struct sk_buff *skb);
static int ether1394_header_parse(const struct sk_buff *skb,
unsigned char *haddr);
static int ether1394_header_cache(struct neighbour *neigh, struct hh_cache *hh);
static int ether1394_header_cache(const struct neighbour *neigh,
struct hh_cache *hh);
static void ether1394_header_cache_update(struct hh_cache *hh,
struct net_device *dev,
unsigned char *haddr);
const struct net_device *dev,
const unsigned char *haddr);
static int ether1394_tx(struct sk_buff *skb, struct net_device *dev);
static void ether1394_iso(struct hpsb_iso *iso);
@@ -507,6 +508,14 @@ static void ether1394_reset_priv(struct net_device *dev, int set_mtu)
spin_unlock_irqrestore(&priv->lock, flags);
}
static const struct header_ops ether1394_header_ops = {
.create = ether1394_header,
.rebuild = ether1394_rebuild_header,
.cache = ether1394_header_cache,
.cache_update = ether1394_header_cache_update,
.parse = ether1394_header_parse,
};
static void ether1394_init_dev(struct net_device *dev)
{
dev->open = ether1394_open;
@@ -516,11 +525,7 @@ static void ether1394_init_dev(struct net_device *dev)
dev->tx_timeout = ether1394_tx_timeout;
dev->change_mtu = ether1394_change_mtu;
dev->hard_header = ether1394_header;
dev->rebuild_header = ether1394_rebuild_header;
dev->hard_header_cache = ether1394_header_cache;
dev->header_cache_update= ether1394_header_cache_update;
dev->hard_header_parse = ether1394_header_parse;
dev->header_ops = &ether1394_header_ops;
SET_ETHTOOL_OPS(dev, &ethtool_ops);
@@ -711,8 +716,8 @@ static void ether1394_host_reset(struct hpsb_host *host)
* saddr=NULL means use device source address
* daddr=NULL means leave destination address (eg unresolved arp). */
static int ether1394_header(struct sk_buff *skb, struct net_device *dev,
unsigned short type, void *daddr, void *saddr,
unsigned len)
unsigned short type, const void *daddr,
const void *saddr, unsigned len)
{
struct eth1394hdr *eth =
(struct eth1394hdr *)skb_push(skb, ETH1394_HLEN);
@@ -759,7 +764,8 @@ static int ether1394_header_parse(const struct sk_buff *skb,
return ETH1394_ALEN;
}
static int ether1394_header_cache(struct neighbour *neigh, struct hh_cache *hh)
static int ether1394_header_cache(const struct neighbour *neigh,
struct hh_cache *hh)
{
unsigned short type = hh->hh_type;
struct net_device *dev = neigh->dev;
@@ -778,8 +784,8 @@ static int ether1394_header_cache(struct neighbour *neigh, struct hh_cache *hh)
/* Called by Address Resolution module to notify changes in address. */
static void ether1394_header_cache_update(struct hh_cache *hh,
struct net_device *dev,
unsigned char * haddr)
const struct net_device *dev,
const unsigned char * haddr)
{
memcpy((u8 *)hh->hh_data + 16 - ETH1394_HLEN, haddr, dev->addr_len);
}
@@ -899,8 +905,8 @@ static u16 ether1394_parse_encap(struct sk_buff *skb, struct net_device *dev,
}
/* Now add the ethernet header. */
if (dev->hard_header(skb, dev, ntohs(ether_type), &dest_hw, NULL,
skb->len) >= 0)
if (dev_hard_header(skb, dev, ntohs(ether_type), &dest_hw, NULL,
skb->len) >= 0)
ret = ether1394_type_trans(skb, dev);
return ret;
drivers/infiniband/ulp/ipoib/ipoib_main.c
+6 -2
View File
@@ -780,7 +780,7 @@ static void ipoib_timeout(struct net_device *dev)
static int ipoib_hard_header(struct sk_buff *skb,
struct net_device *dev,
unsigned short type,
void *daddr, void *saddr, unsigned len)
const void *daddr, const void *saddr, unsigned len)
{
struct ipoib_header *header;
@@ -940,6 +940,10 @@ void ipoib_dev_cleanup(struct net_device *dev)
priv->tx_ring = NULL;
}
static const struct header_ops ipoib_header_ops = {
.create = ipoib_hard_header,
};
static void ipoib_setup(struct net_device *dev)
{
struct ipoib_dev_priv *priv = netdev_priv(dev);
@@ -950,7 +954,7 @@ static void ipoib_setup(struct net_device *dev)
dev->hard_start_xmit = ipoib_start_xmit;
dev->get_stats = ipoib_get_stats;
dev->tx_timeout = ipoib_timeout;
dev->hard_header = ipoib_hard_header;
dev->header_ops = &ipoib_header_ops;
dev->set_multicast_list = ipoib_set_mcast_list;
dev->neigh_setup = ipoib_neigh_setup_dev;
drivers/isdn/i4l/isdn_net.c
+36 -69
View File
@@ -1873,54 +1873,14 @@ isdn_net_rcv_skb(int idx, struct sk_buff *skb)
return 0;
}
static int
my_eth_header(struct sk_buff *skb, struct net_device *dev, unsigned short type,
void *daddr, void *saddr, unsigned len)
{
struct ethhdr *eth = (struct ethhdr *) skb_push(skb, ETH_HLEN);
/*
* Set the protocol type. For a packet of type ETH_P_802_3 we
* put the length here instead. It is up to the 802.2 layer to
* carry protocol information.
*/
if (type != ETH_P_802_3)
eth->h_proto = htons(type);
else
eth->h_proto = htons(len);
/*
* Set the source hardware address.
*/
if (saddr)
memcpy(eth->h_source, saddr, dev->addr_len);
else
memcpy(eth->h_source, dev->dev_addr, dev->addr_len);
/*
* Anyway, the loopback-device should never use this function...
*/
if (dev->flags & (IFF_LOOPBACK | IFF_NOARP)) {
memset(eth->h_dest, 0, dev->addr_len);
return ETH_HLEN /*(dev->hard_header_len)*/;
}
if (daddr) {
memcpy(eth->h_dest, daddr, dev->addr_len);
return ETH_HLEN /*dev->hard_header_len*/;
}
return -ETH_HLEN /*dev->hard_header_len*/;
}
/*
* build an header
* depends on encaps that is being used.
*/
static int
isdn_net_header(struct sk_buff *skb, struct net_device *dev, unsigned short type,
void *daddr, void *saddr, unsigned plen)
static int isdn_net_header(struct sk_buff *skb, struct net_device *dev,
unsigned short type,
const void *daddr, const void *saddr, unsigned plen)
{
isdn_net_local *lp = dev->priv;
unsigned char *p;
@@ -1928,7 +1888,7 @@ isdn_net_header(struct sk_buff *skb, struct net_device *dev, unsigned short type
switch (lp->p_encap) {
case ISDN_NET_ENCAP_ETHER:
len = my_eth_header(skb, dev, type, daddr, saddr, plen);
len = eth_header(skb, dev, type, daddr, saddr, plen);
break;
#ifdef CONFIG_ISDN_PPP
case ISDN_NET_ENCAP_SYNCPPP:
@@ -2005,6 +1965,32 @@ isdn_net_rebuild_header(struct sk_buff *skb)
return ret;
}
static int isdn_header_cache(const struct neighbour *neigh, struct hh_cache *hh)
{
const struct net_device *dev = neigh->dev;
isdn_net_local *lp = dev->priv;
if (lp->p_encap == ISDN_NET_ENCAP_ETHER)
return eth_header_cache(neigh, hh);
return -1;
}
static void isdn_header_cache_update(struct hh_cache *hh,
const struct net_device *dev,
const unsigned char *haddr)
{
isdn_net_local *lp = dev->priv;
if (lp->p_encap == ISDN_NET_ENCAP_ETHER)
return eth_header_cache_update(hh, dev, haddr);
}
static const struct header_ops isdn_header_ops = {
.create = isdn_net_header,
.rebuild = isdn_net_rebuild_header,
.cache = isdn_header_cache,
.cache_update = isdn_header_cache_update,
};
/*
* Interface-setup. (just after registering a new interface)
*/
@@ -2012,18 +1998,12 @@ static int
isdn_net_init(struct net_device *ndev)
{
ushort max_hlhdr_len = 0;
isdn_net_local *lp = (isdn_net_local *) ndev->priv;
int drvidx, i;
int drvidx;
ether_setup(ndev);
lp->org_hhc = ndev->hard_header_cache;
lp->org_hcu = ndev->header_cache_update;
ndev->header_ops = NULL;
/* Setup the generic properties */
ndev->hard_header = NULL;
ndev->hard_header_cache = NULL;
ndev->header_cache_update = NULL;
ndev->mtu = 1500;
ndev->flags = IFF_NOARP|IFF_POINTOPOINT;
ndev->type = ARPHRD_ETHER;
@@ -2032,9 +2012,6 @@ isdn_net_init(struct net_device *ndev)
/* for clients with MPPP maybe higher values better */
ndev->tx_queue_len = 30;
for (i = 0; i < ETH_ALEN; i++)
ndev->broadcast[i] = 0xff;
/* The ISDN-specific entries in the device structure. */
ndev->open = &isdn_net_open;
ndev->hard_start_xmit = &isdn_net_start_xmit;
@@ -2052,7 +2029,6 @@ isdn_net_init(struct net_device *ndev)
ndev->hard_header_len = ETH_HLEN + max_hlhdr_len;
ndev->stop = &isdn_net_close;
ndev->get_stats = &isdn_net_get_stats;
ndev->rebuild_header = &isdn_net_rebuild_header;
ndev->do_ioctl = NULL;
return 0;
}
@@ -2861,21 +2837,14 @@ isdn_net_setcfg(isdn_net_ioctl_cfg * cfg)
}
if (cfg->p_encap != lp->p_encap) {
if (cfg->p_encap == ISDN_NET_ENCAP_RAWIP) {
p->dev.hard_header = NULL;
p->dev.hard_header_cache = NULL;
p->dev.header_cache_update = NULL;
p->dev.header_ops = NULL;
p->dev.flags = IFF_NOARP|IFF_POINTOPOINT;
} else {
p->dev.hard_header = isdn_net_header;
if (cfg->p_encap == ISDN_NET_ENCAP_ETHER) {
p->dev.hard_header_cache = lp->org_hhc;
p->dev.header_cache_update = lp->org_hcu;
p->dev.header_ops = &isdn_header_ops;
if (cfg->p_encap == ISDN_NET_ENCAP_ETHER)
p->dev.flags = IFF_BROADCAST | IFF_MULTICAST;
} else {
p->dev.hard_header_cache = NULL;
p->dev.header_cache_update = NULL;
else
p->dev.flags = IFF_NOARP|IFF_POINTOPOINT;
}
}
}
lp->p_encap = cfg->p_encap;
@@ -3127,8 +3096,6 @@ isdn_net_realrm(isdn_net_dev * p, isdn_net_dev * q)
((isdn_net_local *) (p->local->master->priv))->slave = p->local->slave;
} else {
/* Unregister only if it's a master-device */
p->dev.hard_header_cache = p->local->org_hhc;
p->dev.header_cache_update = p->local->org_hcu;
unregister_netdev(&p->dev);
}
/* Unlink device from chain */
drivers/media/dvb/dvb-core/dvb_net.c
+8 -1
View File
@@ -1225,10 +1225,17 @@ static struct net_device_stats * dvb_net_get_stats(struct net_device *dev)
return &((struct dvb_net_priv*) dev->priv)->stats;
}
static const struct header_ops dvb_header_ops = {
.create = eth_header,
.parse = eth_header_parse,
.rebuild = eth_rebuild_header,
};
static void dvb_net_setup(struct net_device *dev)
{
ether_setup(dev);
dev->header_ops = &dvb_header_ops;
dev->open = dvb_net_open;
dev->stop = dvb_net_stop;
dev->hard_start_xmit = dvb_net_tx;
@@ -1237,7 +1244,7 @@ static void dvb_net_setup(struct net_device *dev)
dev->set_mac_address = dvb_net_set_mac;
dev->mtu = 4096;
dev->mc_count = 0;
dev->hard_header_cache = NULL;
dev->flags |= IFF_NOARP;
}
drivers/net/appletalk/cops.c
+1 -19
View File
@@ -194,10 +194,6 @@ static void cops_timeout(struct net_device *dev);
static void cops_rx (struct net_device *dev);
static int cops_send_packet (struct sk_buff *skb, struct net_device *dev);
static void set_multicast_list (struct net_device *dev);
static int cops_hard_header (struct sk_buff *skb, struct net_device *dev,
unsigned short type, void *daddr, void *saddr,
unsigned len);
static int cops_ioctl (struct net_device *dev, struct ifreq *rq, int cmd);
static int cops_close (struct net_device *dev);
static struct net_device_stats *cops_get_stats (struct net_device *dev);
@@ -331,7 +327,6 @@ static int __init cops_probe1(struct net_device *dev, int ioaddr)
dev->base_addr = ioaddr;
lp = netdev_priv(dev);
memset(lp, 0, sizeof(struct cops_local));
spin_lock_init(&lp->lock);
/* Copy local board variable to lp struct. */
@@ -340,7 +335,7 @@ static int __init cops_probe1(struct net_device *dev, int ioaddr)
dev->hard_start_xmit = cops_send_packet;
dev->tx_timeout = cops_timeout;
dev->watchdog_timeo = HZ * 2;
dev->hard_header = cops_hard_header;
dev->get_stats = cops_get_stats;
dev->open = cops_open;
dev->stop = cops_close;
@@ -944,19 +939,6 @@ static void set_multicast_list(struct net_device *dev)
printk("%s: set_multicast_list executed\n", dev->name);
}
/*
* Another Dummy function to keep the Appletalk layer happy.
*/
static int cops_hard_header(struct sk_buff *skb, struct net_device *dev,
unsigned short type, void *daddr, void *saddr,
unsigned len)
{
if(cops_debug >= 3)
printk("%s: cops_hard_header executed. Wow!\n", dev->name);
return 0;
}
/*
* System ioctls for the COPS LocalTalk card.
*/
drivers/net/appletalk/ltpc.c
-10
View File
@@ -870,15 +870,6 @@ static void set_multicast_list(struct net_device *dev)
/* Actually netatalk needs fixing! */
}
static int ltpc_hard_header (struct sk_buff *skb, struct net_device *dev,
unsigned short type, void *daddr, void *saddr, unsigned len)
{
if(debug & DEBUG_VERBOSE)
printk("ltpc_hard_header called for device %s\n",
dev->name);
return 0;
}
static int ltpc_poll_counter;
static void ltpc_poll(unsigned long l)
@@ -1141,7 +1132,6 @@ struct net_device * __init ltpc_probe(void)
/* Fill in the fields of the device structure with ethernet-generic values. */
dev->hard_start_xmit = ltpc_xmit;
dev->hard_header = ltpc_hard_header;
dev->get_stats = ltpc_get_stats;
/* add the ltpc-specific things */
drivers/net/arcnet/arcnet.c
+11 -7
View File
@@ -102,8 +102,8 @@ static int arcnet_close(struct net_device *dev);
static int arcnet_send_packet(struct sk_buff *skb, struct net_device *dev);
static void arcnet_timeout(struct net_device *dev);
static int arcnet_header(struct sk_buff *skb, struct net_device *dev,
unsigned short type, void *daddr, void *saddr,
unsigned len);
unsigned short type, const void *daddr,
const void *saddr, unsigned len);
static int arcnet_rebuild_header(struct sk_buff *skb);
static struct net_device_stats *arcnet_get_stats(struct net_device *dev);
static int go_tx(struct net_device *dev);
@@ -317,11 +317,17 @@ static int choose_mtu(void)
return mtu == 65535 ? XMTU : mtu;
}
static const struct header_ops arcnet_header_ops = {
.create = arcnet_header,
.rebuild = arcnet_rebuild_header,
};
/* Setup a struct device for ARCnet. */
static void arcdev_setup(struct net_device *dev)
{
dev->type = ARPHRD_ARCNET;
dev->header_ops = &arcnet_header_ops;
dev->hard_header_len = sizeof(struct archdr);
dev->mtu = choose_mtu();
@@ -342,8 +348,6 @@ static void arcdev_setup(struct net_device *dev)
dev->hard_start_xmit = arcnet_send_packet;
dev->tx_timeout = arcnet_timeout;
dev->get_stats = arcnet_get_stats;
dev->hard_header = arcnet_header;
dev->rebuild_header = arcnet_rebuild_header;
}
struct net_device *alloc_arcdev(char *name)
@@ -488,10 +492,10 @@ static int arcnet_close(struct net_device *dev)
static int arcnet_header(struct sk_buff *skb, struct net_device *dev,
unsigned short type, void *daddr, void *saddr,
unsigned len)
unsigned short type, const void *daddr,
const void *saddr, unsigned len)
{
struct arcnet_local *lp = dev->priv;
const struct arcnet_local *lp = netdev_priv(dev);
uint8_t _daddr, proto_num;
struct ArcProto *proto;
drivers/net/hamradio/6pack.c
+10 -3
View File
@@ -288,7 +288,8 @@ static int sp_close(struct net_device *dev)
/* Return the frame type ID */
static int sp_header(struct sk_buff *skb, struct net_device *dev,
unsigned short type, void *daddr, void *saddr, unsigned len)
unsigned short type, const void *daddr,
const void *saddr, unsigned len)
{
#ifdef CONFIG_INET
if (type != htons(ETH_P_AX25))
@@ -323,6 +324,11 @@ static int sp_rebuild_header(struct sk_buff *skb)
#endif
}
static const struct header_ops sp_header_ops = {
.create = sp_header,
.rebuild = sp_rebuild_header,
};
static void sp_setup(struct net_device *dev)
{
/* Finish setting up the DEVICE info. */
@@ -331,14 +337,15 @@ static void sp_setup(struct net_device *dev)
dev->open = sp_open_dev;
dev->destructor = free_netdev;
dev->stop = sp_close;
dev->hard_header = sp_header;
dev->get_stats = sp_get_stats;
dev->set_mac_address = sp_set_mac_address;
dev->hard_header_len = AX25_MAX_HEADER_LEN;
dev->header_ops = &sp_header_ops;
dev->addr_len = AX25_ADDR_LEN;
dev->type = ARPHRD_AX25;
dev->tx_queue_len = 10;
dev->rebuild_header = sp_rebuild_header;
dev->tx_timeout = NULL;
/* Only activated in AX.25 mode */
drivers/net/hamradio/baycom_epp.c
+1 -2
View File
@@ -1159,8 +1159,7 @@ static void baycom_probe(struct net_device *dev)
/* Fill in the fields of the device structure */
bc->skb = NULL;
dev->hard_header = ax25_hard_header;
dev->rebuild_header = ax25_rebuild_header;
dev->header_ops = &ax25_header_ops;
dev->set_mac_address = baycom_set_mac_address;
dev->type = ARPHRD_AX25; /* AF_AX25 device */
drivers/net/hamradio/bpqether.c
+1 -2
View File
@@ -483,8 +483,7 @@ static void bpq_setup(struct net_device *dev)
dev->flags = 0;
#if defined(CONFIG_AX25) || defined(CONFIG_AX25_MODULE)
dev->hard_header = ax25_hard_header;
dev->rebuild_header = ax25_rebuild_header;
dev->header_ops = &ax25_header_ops;
#endif
dev->type = ARPHRD_AX25;
drivers/net/hamradio/dmascc.c
+1 -2
View File
@@ -581,8 +581,7 @@ static int __init setup_adapter(int card_base, int type, int n)
dev->do_ioctl = scc_ioctl;
dev->hard_start_xmit = scc_send_packet;
dev->get_stats = scc_get_stats;
dev->hard_header = ax25_hard_header;
dev->rebuild_header = ax25_rebuild_header;
dev->header_ops = &ax25_header_ops;
dev->set_mac_address = scc_set_mac_address;
}
if (register_netdev(info->dev[0])) {
drivers/net/hamradio/hdlcdrv.c
+1 -2
View File
@@ -682,8 +682,7 @@ static void hdlcdrv_setup(struct net_device *dev)
s->skb = NULL;
dev->hard_header = ax25_hard_header;
dev->rebuild_header = ax25_rebuild_header;
dev->header_ops = &ax25_header_ops;
dev->set_mac_address = hdlcdrv_set_mac_address;
dev->type = ARPHRD_AX25; /* AF_AX25 device */
drivers/net/hamradio/mkiss.c
+10 -4
View File
@@ -578,8 +578,9 @@ static int ax_open_dev(struct net_device *dev)
#if defined(CONFIG_AX25) || defined(CONFIG_AX25_MODULE)
/* Return the frame type ID */
static int ax_header(struct sk_buff *skb, struct net_device *dev, unsigned short type,
void *daddr, void *saddr, unsigned len)
static int ax_header(struct sk_buff *skb, struct net_device *dev,
unsigned short type, const void *daddr,
const void *saddr, unsigned len)
{
#ifdef CONFIG_INET
if (type != htons(ETH_P_AX25))
@@ -670,6 +671,11 @@ static struct net_device_stats *ax_get_stats(struct net_device *dev)
return &ax->stats;
}
static const struct header_ops ax_header_ops = {
.create = ax_header,
.rebuild = ax_rebuild_header,
};
static void ax_setup(struct net_device *dev)
{
/* Finish setting up the DEVICE info. */
@@ -683,8 +689,8 @@ static void ax_setup(struct net_device *dev)
dev->addr_len = 0;
dev->type = ARPHRD_AX25;
dev->tx_queue_len = 10;
dev->hard_header = ax_header;
dev->rebuild_header = ax_rebuild_header;
dev->header_ops = &ax_header_ops;
memcpy(dev->broadcast, &ax25_bcast, AX25_ADDR_LEN);
memcpy(dev->dev_addr, &ax25_defaddr, AX25_ADDR_LEN);
drivers/net/hamradio/scc.c
+2 -2
View File
@@ -1551,8 +1551,8 @@ static void scc_net_setup(struct net_device *dev)
dev->stop = scc_net_close;
dev->hard_start_xmit = scc_net_tx;
dev->hard_header = ax25_hard_header;
dev->rebuild_header = ax25_rebuild_header;
dev->header_ops = &ax25_header_ops;
dev->set_mac_address = scc_net_set_mac_address;
dev->get_stats = scc_net_get_stats;
dev->do_ioctl = scc_net_ioctl;
drivers/net/hamradio/yam.c
+1 -2
View File
@@ -1097,8 +1097,7 @@ static void yam_setup(struct net_device *dev)
skb_queue_head_init(&yp->send_queue);
dev->hard_header = ax25_hard_header;
dev->rebuild_header = ax25_rebuild_header;
dev->header_ops = &ax25_header_ops;
dev->set_mac_address = yam_set_mac_address;
drivers/net/loopback.c
+2 -6
View File
@@ -221,22 +221,17 @@ static void loopback_dev_free(struct net_device *dev)
}
/*
* The loopback device is special. There is only one instance and
* it is statically allocated. Don't do this for other devices.
* The loopback device is special. There is only one instance.
*/
static void loopback_setup(struct net_device *dev)
{
dev->get_stats = &get_stats;
dev->mtu = (16 * 1024) + 20 + 20 + 12;
dev->hard_start_xmit = loopback_xmit;
dev->hard_header = eth_header;
dev->hard_header_cache = eth_header_cache;
dev->header_cache_update = eth_header_cache_update;
dev->hard_header_len = ETH_HLEN; /* 14 */
dev->addr_len = ETH_ALEN; /* 6 */
dev->tx_queue_len = 0;
dev->type = ARPHRD_LOOPBACK; /* 0x0001*/
dev->rebuild_header = eth_rebuild_header;
dev->flags = IFF_LOOPBACK;
dev->features = NETIF_F_SG | NETIF_F_FRAGLIST
#ifdef LOOPBACK_TSO
@@ -247,6 +242,7 @@ static void loopback_setup(struct net_device *dev)
| NETIF_F_LLTX
| NETIF_F_NETNS_LOCAL,
dev->ethtool_ops = &loopback_ethtool_ops;
dev->header_ops = &eth_header_ops;
dev->init = loopback_dev_init;
dev->destructor = loopback_dev_free;
}
drivers/net/macvlan.c
+12 -3
View File
@@ -164,8 +164,8 @@ static int macvlan_hard_start_xmit(struct sk_buff *skb, struct net_device *dev)
}
static int macvlan_hard_header(struct sk_buff *skb, struct net_device *dev,
unsigned short type, void *daddr, void *saddr,
unsigned len)
unsigned short type, const void *daddr,
const void *saddr, unsigned len)
{
const struct macvlan_dev *vlan = netdev_priv(dev);
struct net_device *lowerdev = vlan->lowerdev;
@@ -174,6 +174,15 @@ static int macvlan_hard_header(struct sk_buff *skb, struct net_device *dev,
saddr ? : dev->dev_addr, len);
}
static const struct header_ops macvlan_hard_header_ops = {
.create = macvlan_hard_header,
.rebuild = eth_rebuild_header,
.parse = eth_header_parse,
.rebuild = eth_rebuild_header,
.cache = eth_header_cache,
.cache_update = eth_header_cache_update,
};
static int macvlan_open(struct net_device *dev)
{
struct macvlan_dev *vlan = netdev_priv(dev);
@@ -295,9 +304,9 @@ static void macvlan_setup(struct net_device *dev)
dev->change_mtu = macvlan_change_mtu;
dev->change_rx_flags = macvlan_change_rx_flags;
dev->set_multicast_list = macvlan_set_multicast_list;
dev->hard_header = macvlan_hard_header;
dev->hard_start_xmit = macvlan_hard_start_xmit;
dev->destructor = free_netdev;
dev->header_ops = &macvlan_hard_header_ops,
dev->ethtool_ops = &macvlan_ethtool_ops;
dev->tx_queue_len = 0;
}
drivers/net/myri_sbus.c
+18 -10
View File
@@ -676,8 +676,9 @@ static int myri_start_xmit(struct sk_buff *skb, struct net_device *dev)
* saddr=NULL means use device source address
* daddr=NULL means leave destination address (eg unresolved arp)
*/
static int myri_header(struct sk_buff *skb, struct net_device *dev, unsigned short type,
void *daddr, void *saddr, unsigned len)
static int myri_header(struct sk_buff *skb, struct net_device *dev,
unsigned short type, const void *daddr,
const void *saddr, unsigned len)
{
struct ethhdr *eth = (struct ethhdr *) skb_push(skb, ETH_HLEN);
unsigned char *pad = (unsigned char *) skb_push(skb, MYRI_PAD_LEN);
@@ -759,18 +760,18 @@ static int myri_rebuild_header(struct sk_buff *skb)
return 0;
}
int myri_header_cache(struct neighbour *neigh, struct hh_cache *hh)
static int myri_header_cache(const struct neighbour *neigh, struct hh_cache *hh)
{
unsigned short type = hh->hh_type;
unsigned char *pad;
struct ethhdr *eth;
struct net_device *dev = neigh->dev;
const struct net_device *dev = neigh->dev;
pad = ((unsigned char *) hh->hh_data) +
HH_DATA_OFF(sizeof(*eth) + MYRI_PAD_LEN);
eth = (struct ethhdr *) (pad + MYRI_PAD_LEN);
if (type == __constant_htons(ETH_P_802_3))
if (type == htons(ETH_P_802_3))
return -1;
/* Refill MyriNet padding identifiers, this is just being anal. */
@@ -786,7 +787,9 @@ int myri_header_cache(struct neighbour *neigh, struct hh_cache *hh)
/* Called by Address Resolution module to notify changes in address. */
void myri_header_cache_update(struct hh_cache *hh, struct net_device *dev, unsigned char * haddr)
void myri_header_cache_update(struct hh_cache *hh,
const struct net_device *dev,
const unsigned char * haddr)
{
memcpy(((u8*)hh->hh_data) + HH_DATA_OFF(sizeof(struct ethhdr)),
haddr, dev->addr_len);
@@ -881,6 +884,13 @@ static void dump_eeprom(struct myri_eth *mp)
}
#endif
static const struct header_ops myri_header_ops = {
.create = myri_header,
.rebuild = myri_rebuild_header,
.cache = myri_header_cache,
.cache_update = myri_header_cache_update,
};
static int __devinit myri_ether_init(struct sbus_dev *sdev)
{
static int num;
@@ -1065,11 +1075,9 @@ static int __devinit myri_ether_init(struct sbus_dev *sdev)
dev->mtu = MYRINET_MTU;
dev->change_mtu = myri_change_mtu;
dev->hard_header = myri_header;
dev->rebuild_header = myri_rebuild_header;
dev->header_ops = &myri_header_ops;
dev->hard_header_len = (ETH_HLEN + MYRI_PAD_LEN);
dev->hard_header_cache = myri_header_cache;
dev->header_cache_update= myri_header_cache_update;
/* Load code onto the LANai. */
DET(("Loading LANAI firmware\n"));
drivers/net/plip.c
+22 -28
View File
@@ -148,9 +148,9 @@ static void plip_interrupt(int irq, void *dev_id);
/* Functions for DEV methods */
static int plip_tx_packet(struct sk_buff *skb, struct net_device *dev);
static int plip_hard_header(struct sk_buff *skb, struct net_device *dev,
unsigned short type, void *daddr,
void *saddr, unsigned len);
static int plip_hard_header_cache(struct neighbour *neigh,
unsigned short type, const void *daddr,
const void *saddr, unsigned len);
static int plip_hard_header_cache(const struct neighbour *neigh,
struct hh_cache *hh);
static int plip_open(struct net_device *dev);
static int plip_close(struct net_device *dev);
@@ -219,11 +219,6 @@ struct net_local {
int is_deferred;
int port_owner;
int should_relinquish;
int (*orig_hard_header)(struct sk_buff *skb, struct net_device *dev,
unsigned short type, void *daddr,
void *saddr, unsigned len);
int (*orig_hard_header_cache)(struct neighbour *neigh,
struct hh_cache *hh);
spinlock_t lock;
atomic_t kill_timer;
struct semaphore killed_timer_sem;
@@ -265,6 +260,11 @@ static inline unsigned char read_status (struct net_device *dev)
return port->ops->read_status (port);
}
static const struct header_ops plip_header_ops = {
.create = plip_hard_header,
.cache = plip_hard_header_cache,
};
/* Entry point of PLIP driver.
Probe the hardware, and register/initialize the driver.
@@ -284,17 +284,12 @@ plip_init_netdev(struct net_device *dev)
dev->open = plip_open;
dev->stop = plip_close;
dev->do_ioctl = plip_ioctl;
dev->header_cache_update = NULL;
dev->tx_queue_len = 10;
dev->flags = IFF_POINTOPOINT|IFF_NOARP;
memset(dev->dev_addr, 0xfc, ETH_ALEN);
/* Set the private structure */
nl->orig_hard_header = dev->hard_header;
dev->hard_header = plip_hard_header;
nl->orig_hard_header_cache = dev->hard_header_cache;
dev->hard_header_cache = plip_hard_header_cache;
dev->header_ops = &plip_header_ops;
nl->port_owner = 0;
@@ -993,14 +988,14 @@ plip_tx_packet(struct sk_buff *skb, struct net_device *dev)
}
static void
plip_rewrite_address(struct net_device *dev, struct ethhdr *eth)
plip_rewrite_address(const struct net_device *dev, struct ethhdr *eth)
{
struct in_device *in_dev;
const struct in_device *in_dev = dev->ip_ptr;
if ((in_dev=dev->ip_ptr) != NULL) {
if (in_dev) {
/* Any address will do - we take the first */
struct in_ifaddr *ifa=in_dev->ifa_list;
if (ifa != NULL) {
const struct in_ifaddr *ifa = in_dev->ifa_list;
if (ifa) {
memcpy(eth->h_source, dev->dev_addr, 6);
memset(eth->h_dest, 0xfc, 2);
memcpy(eth->h_dest+2, &ifa->ifa_address, 4);
@@ -1010,26 +1005,25 @@ plip_rewrite_address(struct net_device *dev, struct ethhdr *eth)
static int
plip_hard_header(struct sk_buff *skb, struct net_device *dev,
unsigned short type, void *daddr,
void *saddr, unsigned len)
unsigned short type, const void *daddr,
const void *saddr, unsigned len)
{
struct net_local *nl = netdev_priv(dev);
int ret;
if ((ret = nl->orig_hard_header(skb, dev, type, daddr, saddr, len)) >= 0)
ret = eth_header(skb, dev, type, daddr, saddr, len);
if (ret >= 0)
plip_rewrite_address (dev, (struct ethhdr *)skb->data);
return ret;
}
int plip_hard_header_cache(struct neighbour *neigh,
int plip_hard_header_cache(const struct neighbour *neigh,
struct hh_cache *hh)
{
struct net_local *nl = neigh->dev->priv;
int ret;
if ((ret = nl->orig_hard_header_cache(neigh, hh)) == 0)
{
ret = eth_header_cache(neigh, hh);
if (ret == 0) {
struct ethhdr *eth;
eth = (struct ethhdr*)(((u8*)hh->hh_data) +
drivers/net/shaper.c
+11 -50
View File
@@ -331,15 +331,16 @@ static int shaper_close(struct net_device *dev)
*/
static int shaper_header(struct sk_buff *skb, struct net_device *dev,
unsigned short type, void *daddr, void *saddr, unsigned len)
unsigned short type,
const void *daddr, const void *saddr, unsigned len)
{
struct shaper *sh=dev->priv;
int v;
if(sh_debug)
printk("Shaper header\n");
skb->dev=sh->dev;
v=sh->hard_header(skb,sh->dev,type,daddr,saddr,len);
skb->dev=dev;
skb->dev = sh->dev;
v = dev_hard_header(skb, sh->dev, type, daddr, saddr, len);
skb->dev = dev;
return v;
}
@@ -351,7 +352,7 @@ static int shaper_rebuild_header(struct sk_buff *skb)
if(sh_debug)
printk("Shaper rebuild header\n");
skb->dev=sh->dev;
v=sh->rebuild_header(skb);
v = sh->dev->header_ops->rebuild(skb);
skb->dev=dev;
return v;
}
@@ -415,51 +416,17 @@ static int shaper_neigh_setup_dev(struct net_device *dev, struct neigh_parms *p)
#endif
static const struct header_ops shaper_ops = {
.create = shaper_header,
.rebuild = shaper_rebuild_header,
};
static int shaper_attach(struct net_device *shdev, struct shaper *sh, struct net_device *dev)
{
sh->dev = dev;
sh->hard_start_xmit=dev->hard_start_xmit;
sh->get_stats=dev->get_stats;
if(dev->hard_header)
{
sh->hard_header=dev->hard_header;
shdev->hard_header = shaper_header;
}
else
shdev->hard_header = NULL;
if(dev->rebuild_header)
{
sh->rebuild_header = dev->rebuild_header;
shdev->rebuild_header = shaper_rebuild_header;
}
else
shdev->rebuild_header = NULL;
#if 0
if(dev->hard_header_cache)
{
sh->hard_header_cache = dev->hard_header_cache;
shdev->hard_header_cache= shaper_cache;
}
else
{
shdev->hard_header_cache= NULL;
}
if(dev->header_cache_update)
{
sh->header_cache_update = dev->header_cache_update;
shdev->header_cache_update = shaper_cache_update;
}
else
shdev->header_cache_update= NULL;
#else
shdev->header_cache_update = NULL;
shdev->hard_header_cache = NULL;
#endif
shdev->neigh_setup = shaper_neigh_setup_dev;
shdev->hard_header_len=dev->hard_header_len;
shdev->type=dev->type;
shdev->addr_len=dev->addr_len;
@@ -542,12 +509,6 @@ static void __init shaper_setup(struct net_device *dev)
* Handlers for when we attach to a device.
*/
dev->hard_header = shaper_header;
dev->rebuild_header = shaper_rebuild_header;
#if 0
dev->hard_header_cache = shaper_cache;
dev->header_cache_update= shaper_cache_update;
#endif
dev->neigh_setup = shaper_neigh_setup_dev;
dev->do_ioctl = shaper_ioctl;
dev->hard_header_len = 0;

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